Select clear glass tapered wide mouth jars with white metal lug caps for housing a variety of spreads, jams, and more. The white metal lug caps include plastisol liners, which form a hermetic seal during standard canning procedures. The tapered glass jars feature a sturdy base that broadens to a wide opening that offers convenient access with a spoon or knife. Be sure to test your canning method with these tapered wide mouth jars and metal lug caps to ensure complete compatibility.Add to Cart